Johann Karl Friedrich Zöllner

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Zöllner, Johann Karl Friedrich

 

Born Nov. 8, 1834, in Berlin; died Apr. 25, 1882, in Leipzig. German astrophysicist.

Zöllner became a professor at the University of Leipzig in 1866. His principal works dealt with astronomical photometry. Zöllner designed a photometer for visual determinations of the brightness of celestial bodies. With the aid of a spectroscope, he made some of the first observations of the prominences on the sun. Zöllner also produced studies on the structure of comets and of the solar atmosphere.

WORKS

“Photometrische Untersuchungen.” Annalen der Physik und Chemie, 1857, vol. 100; 1860, vol. 109.
Grundzüge einer allgemeinen Photometrie des Himmels. Berlin, 1861.
Über die Natur der Cometen, 2nd ed. Leipzig, 1872.
References in periodicals archive ?
Responding to Collins in his own tweet, Zollner said a "new term" of the commission "will start in 2018.
Zollner has been an ANZ senior economist since 2010.
In addition to providing an example of the intertwining of science and the occult, the figure of Zollner also serves as a locus of intertextuality in Meyrink's writing.
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There are parallels to Zollner Elektronik's venture west.
Die Kirche versteht sich als dabei ein Zollner, der die Beziehung zwischen Burger und weltlichen Behorden vermittelt und zwar durch ihre Offenbarung der Symphonia: "die Offenbarung hat auch eine politische Bedeutung .
1 billion); Jabil Circuit ($719 million); SIIX ($714 million); Zollner ($356 million); TT Electronics ($319 million); Kimball Electronics ($279 million) and Videoton ($241 million).
Olaf Zollner, head of polycarbonate applications development for Europe.
We predicted probabilities of use by chipmunks and mice would be positively correlated with amount of coarse woody debris, as they may use fallen logs and branches for travel and predator avoidance (Greenberg, 2002; Zollner and Crane, 2003).
Zollner vive con pequenos trabajos ocasionales, soliviantado a quienes rodea, hasta que piensa en "el proyecto", que cambiara su suerte: escribir la biografia del pintor Kaminski, de trayectoria furibunda, que la leyenda atribuye haber sido descubierto y alentado en su dia por Matisse y Picasso, conocido mundialmente a partir de una exposicion de arte pop, pero que en el presente ha caido en el olvido.
In the core of the CVA, Permian granitoids intrude the Carboniferous rocks, while Permo-Mesozoic sequences of the Neuquen Basin appear on the shallow dipping eastern flank of the CVA (see Zollner and Amos, 1973; Zanettini, 2001; Rovere et al.